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Table 5 Reproducibility of CMR-FT parameters

From: Identification of patients with nonischemic dilated cardiomyopathy at risk of malignant ventricular arrhythmias: insights from cardiac magnetic resonance feature tracking

  

Mean Difference

 

ICC (95% CI)

 

CoV (%)

Intraobserver

      

GPLS

 

0.406 ± 1.092

 

0.894 (0.852–0.961)

 

5.84

GPCS

 

0.376 ± 0.785

 

0.937 (0.905–0.997)

 

4.15

GPRS

 

1.013 ± 1.526

 

0.913 (0.889–0.983)

 

7.71

Interobserver

      

GPLS

 

1.328 ± 2.015

 

0.852 (0.693–0.907)

 

9.59

GPCS

 

0.270 ± 1.564

 

0.934 (0.903–0.995)

 

5.82

GPRS

 

0.516 ± 1.573

 

0.841 (0.809–0.941)

 

6.84

  1. Values are mean ± SD; CI, confidence interval; CMR-FT, cardiac magnetic resonance myocardial feature tracking; CoV, coefficient of variation; GPLS, global peak longitudinal strain; GPCS, global peak circumferential strain; GPRS, global peak radial strain; ICC, intraclass correlation coefficient
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BMC Cardiovascular Disorders

ISSN: 1471-2261

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